128502480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 424080000

約数和(自身を除く): 295577520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 37, 40, 48, 58, 60, 74, 80, 87, 111, 116, 120, 145, 148, 174, 185, 222, 232, 240, 290, 296, 348, 370, 435, 444, 464, 499, 555, 580, 592, 696, 740, 870, 888, 998, 1073, 1110, 1160, 1392, 1480, 1497, 1740, 1776, 1996, 2146, 2220, 2320, 2495, 2960, 2994, 3219, 3480, 3992, 4292, 4440, 4990, 5365, 5988, 6438, 6960, 7485, 7984, 8584, 8880, 9980, 10730, 11976, 12876, 14471, 14970, 16095, 17168, 18463, 19960, 21460, 23952, 25752, 28942, 29940, 32190, 36926, 39920, 42920, 43413, 51504, 55389, 57884, 59880, 64380, 72355, 73852, 85840, 86826, 92315, 110778, 115768, 119760, 128760, 144710, 147704, 173652, 184630, 217065, 221556, 231536, 257520, 276945, 289420, 295408, 347304, 369260, 434130, 443112, 535427, 553890, 578840, 694608, 738520, 868260, 886224, 1070854, 1107780, 1157680, 1477040, 1606281, 1736520, 2141708, 2215560, 2677135, 3212562, 3473040, 4283416, 4431120, 5354270, 6425124, 8031405, 8566832, 10708540, 12850248, 16062810, 21417080, 25700496, 32125620, 42834160, 64251240, 128502480]

約数ペア:

[(1, 128502480), (2, 64251240), (3, 42834160), (4, 32125620), (5, 25700496), (6, 21417080), (8, 16062810), (10, 12850248), (12, 10708540), (15, 8566832), (16, 8031405), (20, 6425124), (24, 5354270), (29, 4431120), (30, 4283416), (37, 3473040), (40, 3212562), (48, 2677135), (58, 2215560), (60, 2141708), (74, 1736520), (80, 1606281), (87, 1477040), (111, 1157680), (116, 1107780), (120, 1070854), (145, 886224), (148, 868260), (174, 738520), (185, 694608), (222, 578840), (232, 553890), (240, 535427), (290, 443112), (296, 434130), (348, 369260), (370, 347304), (435, 295408), (444, 289420), (464, 276945), (499, 257520), (555, 231536), (580, 221556), (592, 217065), (696, 184630), (740, 173652), (870, 147704), (888, 144710), (998, 128760), (1073, 119760), (1110, 115768), (1160, 110778), (1392, 92315), (1480, 86826), (1497, 85840), (1740, 73852), (1776, 72355), (1996, 64380), (2146, 59880), (2220, 57884), (2320, 55389), (2495, 51504), (2960, 43413), (2994, 42920), (3219, 39920), (3480, 36926), (3992, 32190), (4292, 29940), (4440, 28942), (4990, 25752), (5365, 23952), (5988, 21460), (6438, 19960), (6960, 18463), (7485, 17168), (7984, 16095), (8584, 14970), (8880, 14471), (9980, 12876), (10730, 11976)]